A presentation at the Leistritz Pharmaceutical-Nutraceutical Extrusion Seminar explained how simulation tools benefit the development process. Twin-screw extruders (TSE) are used in multiple ...

Extrusion is a process used for creating a product (an extrudate) by forcing a material through a die or an orifice to form a shape, or alternatively an extruder is used to produce semi-finished or ...

Increasingly smaller medical devices require tighter tolerances that make extrusion process control more difficult. Photos courtesy of TEEL PLASTICS INC. As medical devices get smaller and tolerances ...

Demands are increasing for complex extruded tubing with shrinking wall thicknesses and multiple lumens. In addition, medical device OEMs are demanding that contract manufacturers demonstrate the ...

The advantages and disadvantages of hot-melt extrusion in solid dispersion formulations. Solid dispersions represent a promising formulation approach for overcoming today's major challenge in ...

Editor?s note: The author, Donald E. De Laney, a consultant in polymer process rheology, worked with GE for 17 years and has worked with Dynisco over the past eight years. The plastics compounding and ...